Add queue management for doctrine backend
getEntityManager() is deprecated since Symfony 2.1.

see https://github.com/doctrine/DoctrineBundle/blob/master/Registry.php#L71
Fix PR
Fix headers
Merge pull request #65 from Freckz/TypedNotifications

Add queue management for doctrine backend
Merge pull request #67 from bangpound/fix-deprecation-notices

getEntityManager() is deprecated since Symfony 2.1.
Fixing an issue occuring with php 5.3

Implementing interfaces methods as abstracts in an abstract class doesn't work with PHP 5.3 (it does with 5.4 however). Removing those methods abstract implementations fixes this.
Merge pull request #68 from Bladrak/patch-1

Fixing an issue occuring with php 5.3
Added PHP 5.5 to .travis.yml
Merge pull request #69 from pulzarraider/patch-1

Added PHP 5.5 to .travis.yml
Add unit tests for MessageManagerIterator & fix bug with doctrine context and command optimize method
No sense, the selector takes the messages in error but the command does not handle the messages in error.
Restart_count property can't be null.
Update CHANGELOG.md
Merge pull request #70 from Freckz/TypedNotifications

MessageManagerMessageIterator unit tests & fix optimize on doctrine command
Add pulling functionnality to messages in error
Merge pull request #72 from Freckz/restart_notification

Add pulling functionnality to messages in error
Create SonataNotificationBundle.de.xliff

Add german translation for notification bundle
Add german translation file for notifications.
Update command_line.rst

deploy:symlink no more exists since capistrano 2.10
https://github.com/capistrano/capistrano/wiki/Capistrano-Tasks#deploycreate_symlink
Fixed indentation